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From: Eli Zaretskii <eliz@gnu.org>
To: Darren Hoo <darren.hoo@gmail.com>
Cc: eggert@cs.ucla.edu, 16594@debbugs.gnu.org
Subject: bug#16594: 24.3.50; very slow redraw when resizing windows horizontally
Date: Sun, 02 Feb 2014 17:57:53 +0200	[thread overview]
Message-ID: <83ha8h4ida.fsf@gnu.org> (raw)
In-Reply-To: <m2mwia5bhl.fsf@gmail.com>

> From: Darren Hoo <darren.hoo@gmail.com>
> Cc: Eli Zaretskii <eliz@gnu.org>,  16594@debbugs.gnu.org
> Date: Sun, 02 Feb 2014 13:28:54 +0800
> 
> Paul Eggert <eggert@cs.ucla.edu> writes:
> 
> >
> > Continuing on my guess, which may well be a wild goose chase, can you
> > use DTrace to see what system calls the offending Emacs is executing?
> 
> I earlier used Xcode's instrument which I believe just interprets the
> output from Dtrace/Dtruss. This argb32_image_mark_rgb32 low level call
> is the top one which is in turn called by x_write_glyphs up on the call
> tree. But as Eli has pointed out and I quote:
> 
>    Given that dragging the divider involves redrawing every line in
>    every window, these times are entirely reasonable.

I was talking only about the times spent inside redisplay_internal,
update_window, and update_window_line.  The overall redrawing
behavior, as seen in the screencast, does not seem reasonable to me.





  reply	other threads:[~2014-02-02 15:57 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-30  8:01 bug#16594: 24.3.50; very slow redraw when resizing windows horizontally Darren Hoo
2014-01-30 13:47 ` martin rudalics
2014-01-30 15:39   ` Darren Hoo
2014-01-30 16:14     ` Eli Zaretskii
2014-01-30 15:44   ` Stefan Monnier
2014-01-30 16:27     ` Eli Zaretskii
2014-01-30 16:53       ` martin rudalics
2014-01-30 17:27         ` martin rudalics
2014-01-30 17:33           ` Eli Zaretskii
2014-01-30 17:57             ` martin rudalics
2014-01-30 17:58               ` Eli Zaretskii
2014-01-30 18:57       ` Darren Hoo
2014-01-30 20:17         ` Eli Zaretskii
2014-01-31  3:16           ` Darren Hoo
2014-01-31  8:22             ` Eli Zaretskii
2014-01-31  9:58               ` Jan D.
2014-01-31 11:31                 ` Eli Zaretskii
2014-01-31 12:13                   ` Jan D.
2014-01-31 12:54                   ` Darren Hoo
2014-01-31 13:47                     ` Jan D.
2014-01-31 13:57                       ` Darren Hoo
2014-01-30 18:46     ` martin rudalics
2014-01-30 21:57       ` Stefan Monnier
2014-01-31 10:42         ` martin rudalics
2014-01-30 16:39   ` Darren Hoo
2014-01-30 16:15 ` Eli Zaretskii
2014-01-31 20:56 ` Darren Hoo
2014-02-01  6:08   ` Paul Eggert
2014-02-01  9:12     ` Darren Hoo
2014-02-01 17:46     ` Eli Zaretskii
2014-02-02  0:52       ` Paul Eggert
2014-02-02  5:28         ` Darren Hoo
2014-02-02 15:57           ` Eli Zaretskii [this message]
2014-02-02 20:48           ` Paul Eggert
2014-02-03 19:27             ` Paul Eggert
2014-02-06 13:06               ` Darren Hoo
2014-02-06 15:23                 ` Darren Hoo
2014-02-06 18:34                   ` Paul Eggert
2014-02-06 22:14                     ` Stefan Monnier
2014-02-08 22:43                       ` Darren Hoo
2014-02-09  4:17                         ` Paul Eggert
2014-02-09  6:42                           ` Darren Hoo
2014-02-09  7:09                             ` Adrian Robert
2014-02-09  7:16                               ` Adrian Robert
2014-02-09 19:43                           ` Stefan Monnier
2014-02-11  6:03                             ` Jan Djärv
2014-03-09 13:27                               ` Jan Djärv

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